1 /******************************************************************************
3 * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
5 * Portions of this file are derived from the ipw3945 project, as well
6 * as portions of the ieee80211 subsystem header files.
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of version 2 of the GNU General Public License as
10 * published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
17 * You should have received a copy of the GNU General Public License along with
18 * this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
21 * The full GNU General Public License is included in this distribution in the
22 * file called LICENSE.
24 * Contact Information:
25 * Intel Linux Wireless <ilw@linux.intel.com>
26 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *****************************************************************************/
28 #ifndef __iwl_power_setting_h__
29 #define __iwl_power_setting_h__
31 #include <net/mac80211.h>
32 #include "iwl-commands.h"
37 IWL_POWER_MODE_CAM, /* Continuously Aware Mode, always on */
44 IWL_POWER_MAX = IWL_POWER_AUTO,
50 IWL_POWER_SYS_BATTERY,
55 /* Power management (not Tx power) structures */
57 #define NOSLP cpu_to_le16(0), 0, 0
58 #define SLP IWL_POWER_DRIVER_ALLOW_SLEEP_MSK, 0, 0
59 #define SLP_TOUT(T) cpu_to_le32((T) * MSEC_TO_USEC)
60 #define SLP_VEC(X0, X1, X2, X3, X4) {cpu_to_le32(X0), \
65 struct iwl_power_vec_entry {
66 struct iwl_powertable_cmd cmd;
70 struct iwl_power_mgr {
72 struct iwl_power_vec_entry pwr_range_0[IWL_POWER_MAX];
73 struct iwl_power_vec_entry pwr_range_1[IWL_POWER_MAX];
74 struct iwl_power_vec_entry pwr_range_2[IWL_POWER_MAX];
76 /* final power level that used to calculate final power command */
78 u8 user_power_setting; /* set by user through mac80211 or sysfs */
79 u8 system_power_setting; /* set by kernel system tools */
80 u8 critical_power_setting; /* set if driver over heated */
81 u8 is_battery_active; /* DC/AC power */
82 u8 power_disabled; /* flag to disable using power saving level */
85 void iwl_setup_power_deferred_work(struct iwl_priv *priv);
86 void iwl_power_cancel_timeout(struct iwl_priv *priv);
87 int iwl_power_update_mode(struct iwl_priv *priv, bool force);
88 int iwl_power_disable_management(struct iwl_priv *priv, u32 ms);
89 int iwl_power_enable_management(struct iwl_priv *priv);
90 int iwl_power_set_user_mode(struct iwl_priv *priv, u16 mode);
91 int iwl_power_set_system_mode(struct iwl_priv *priv, u16 mode);
92 void iwl_power_initialize(struct iwl_priv *priv);
93 int iwl_power_temperature_change(struct iwl_priv *priv);
95 #endif /* __iwl_power_setting_h__ */